Angles and Classifying

∠1 and ∠3 can best be described as -

• complementary angles

• supplementary angles

• vertical angles

• adjacent angles

The angle relationship shown is - 

• complementary angles

• supplementary angles

• vertical angles

• adjacent angles

If m∠1 = 30°, then m∠3 = 

• 30°

• 60°

• 150°

• undetermined

What is the angle relationship?

• complementary

• supplementary

• vertical

What is the value of x?

• 60

• 26

• 14

• 10

The word "congruent' means _____.

• Equal

• Opposite

• Obtuse

• Acute

Two angles across from each other on intersecting lines.

• Vertical

• Adjacent

• Obtuse

• Acute

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

In a triangle, how many total degrees are there?

• 100%

• 180 degrees

• it varies

• 360 degrees

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What is the name of this kind of triangle?

• Right

• Isosceles

• Scalene

• Equilateral